664e5da27778f359252a16dd945f28b19d6c77aaecb2a360414f3d9e5fdd761f

General

Target

435358d2b47cfed02e4abb2b3adb75aa_JaffaCakes118.dll
Size

128KB
MD5

435358d2b47cfed02e4abb2b3adb75aa
SHA1

ff17d06766836171bab0c155716acc2cab7abf52
SHA256

664e5da27778f359252a16dd945f28b19d6c77aaecb2a360414f3d9e5fdd761f
SHA512

2f74170cdd02c497b016b026e5273f9cf89ef09f3d0e538d6cefeac83fe05805d70e2bd8e24bfb4b0bcb046dff63e58e158f43bb475febfc207b948051669242
SSDEEP

3072:IY1mAEmTj/J1Np9NKPw6bFy9iHagtXZCwf2U3OL5PFn0wcccccccc:IY1mdWNpP+I0H3lz2U30PFn0wccccccz

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
2	2964	rundll32.exe
3	2632	rundll32.exe

Loads dropped DLL 4 IoCs

pid	Process
2632	rundll32.exe
2632	rundll32.exe
2632	rundll32.exe
2632	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\{BA14709E-934A-40AA-A65E-BD006E86CFF0} = "rundll32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\{BA14709E-934A-40AA-A65E-BD006E86CFF0}\\6f9e.dll\",DllGetClassObject secret 14791"	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2964	rundll32.exe
2632	rundll32.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2256 wrote to memory of 2964	2256	rundll32.exe	30
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31
PID 2964 wrote to memory of 2632	2964	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\435358d2b47cfed02e4abb2b3adb75aa_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\435358d2b47cfed02e4abb2b3adb75aa_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Adds Run key to start application
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\{BA14709E-934A-40AA-A65E-BD006E86CFF0}\6f9e.dll",DllGetClassObject secret 14791
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\{BA14709E-934A-40AA-A65E-BD006E86CFF0}\6f9e.dll

Filesize
128KB

MD5
435358d2b47cfed02e4abb2b3adb75aa

SHA1
ff17d06766836171bab0c155716acc2cab7abf52

SHA256
664e5da27778f359252a16dd945f28b19d6c77aaecb2a360414f3d9e5fdd761f

SHA512
2f74170cdd02c497b016b026e5273f9cf89ef09f3d0e538d6cefeac83fe05805d70e2bd8e24bfb4b0bcb046dff63e58e158f43bb475febfc207b948051669242

Download Submit
memory/2632-14-0x0000000000280000-0x0000000000380000-memory.dmp

Filesize
1024KB

Download
memory/2632-11-0x00000000744D0000-0x00000000744FB000-memory.dmp

Filesize
172KB

Download
memory/2632-16-0x00000000744D0000-0x00000000744FB000-memory.dmp

Filesize
172KB

Download
memory/2632-20-0x00000000744D0000-0x00000000744FB000-memory.dmp

Filesize
172KB

Download
memory/2964-0-0x0000000074860000-0x000000007488B000-memory.dmp

Filesize
172KB

Download
memory/2964-2-0x00000000003A0000-0x00000000004A0000-memory.dmp

Filesize
1024KB

Download
memory/2964-3-0x0000000074860000-0x000000007488B000-memory.dmp

Filesize
172KB

Download
memory/2964-13-0x00000000003A0000-0x00000000004A0000-memory.dmp

Filesize
1024KB

Download
memory/2964-15-0x0000000074860000-0x000000007488B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads